<template>
  <view class="bottomBox">
    <!-- 全选 -->
    <label class="radio" @click="changeAllState">
        <radio color="#C00000" :checked="isFullCheck" /><text>全选</text>
      </label>

        <!-- 合计区域 -->
        <view class="amount-box">
          合计:<text class="amount">￥{{checkedGoodsAmount}}</text>
        </view>
      
        <!-- 结算按钮 -->
        <view class="btn-settle">结算({{checkedCount}})</view>
  </view>
</template>

<script>
  import {mapGetters,mapMutations} from "vuex"
  export default {
    name:"my-settle",
    data() {
      return {
        
      };
    },
    computed:{
      ...mapGetters('moduleCart',['checkedCount','total','checkedGoodsAmount']),
      //是否全选
      isFullCheck(){
        // 判断商品的总数量 和已勾选的商品的 数量是否都相等
        return this.total === this.checkedCount
      }
    },
    methods:{
      ...mapMutations('moduleCart',['updateAllGoodsState']),
      // 全选
      changeAllState(){
        this.updateAllGoodsState(!this.isFullCheck)
      }
    }
  }
</script>

<style lang="scss">
.bottomBox{
    /* 底部固定定位 */
    position: fixed;
    bottom: 0;
    left: 0;
    /* 设置宽高和背景色 */
    width: 100%;
    height: 50px;
    background-color: cyan;
    background-color: white;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 5px;
    font-size: 14px;

  .radio {
    display: flex;
    align-items: center;
  }

  .amount {
    color: #c00000;
  }

  .btn-settle {
    height: 50px;
    min-width: 100px;
    background-color: #c00000;
    color: white;
    line-height: 50px;
    text-align: center;
    padding: 0 10px;
  }
}
</style>
